roofing

Obviously not filmed with a phantom, but relevant nonetheless. Hope you guys enjoy and I'd love to hear feedback.

Hi everyone, I just recently purchased a DJI Phantom 3 pro and am loving it. I'm new to the forums so go easy on me. Does anyone know of any surface measuring software/apps out there? I'm trying to create a simple process where I can take some aeriel pictures of a roof and be able to measure...